During FPGA configuration, iMPACT generates the following errors:
"ERROR:Bitstream:2 - The input file "top_level.msk" does not exist. Please check that the specified location is correct and that the bitstream was successfully created."
"ERROR:iMPACT:123 - Mask file top_level.msk is invalid."
For more iMPACT Error Articles and other Configuration Related Articles, see (Xilinx Answer 34104).
iMPACT is looking for a mask (*.msk) file in order to perform a "verify" operation. The ".msk" file needs to be present in the directory where the ".bit" file is located for iMPACT to pick this up.
Creating a mask file can be done in one of two ways: